Hand-written recording device and hand-written recording method

Abstract

The present invention relates to a hand-written recording device and a hand-written recording method, the hand-written recording device comprising a sensing module for sensing real time location information of the hand-written recording device itself and a processing module for generating a moving track of the hand-written recording device based on the real time location information and generating storable information based on the moving track. Such a hand-written recording device does not have to rely on a bearing surface, which is convenient for the user to record information anytime and anywhere, increases flexibility for the user to record information significantly, and improves the user experience greatly.

1 . A hand-written recording device, comprising a sensing module and a processing module, wherein the sensing module is used for sensing real time location information of the hand-written recording device itself and transmitting it to the processing module; the processing module is used for generating a moving track of the hand-written recording device based on the real time location information and generating storable information based on the moving track. 
     
     
         2 . The hand-written recording device according to  claim 1 , wherein the processing module is further used for, when it is determined to enter a plane recording mode based on an input instruction, determining a writing plane based on the real time location information and determining whether the hand-written recording device is in the writing plane: recording a moving track of the hand-written recording device based on the real time location information and generating storable information based on the moving track if it is determined that the hand-written recording device is in the writing plane; pausing the recording if it is determined that the hand-written recording device is out of the writing plane. 
     
     
         3 . The hand-written recording device according to  claim 2 , wherein the real time location information includes an angle of at least two displacements of the hand-written recording device and a linear acceleration and displacement time of each displacement, and the processing module is adapted for determining displacement vectors of the at least two displacements based on the linear acceleration and the displacement time of each displacement and the angle of the at least two displacements, and determining a writing plane based on the at least two displacement vectors and calculating a reference angle between the writing plane and the horizontal plane. 
     
     
         4 . The hand-written recording device according to  claim 3 , wherein the processing module is adapted for determining whether the hand-written recording device is out of the writing plane by calculating whether a difference value between the angle of the real time displacement vector of the hand-written recording device with the horizontal plane and the reference angle is within a preset angle range or whether the distance from the real time location of the hand-written recording device to the writing plane is within a preset distance range. 
     
     
         5 . The hand-written recording device according to  claim 3 , wherein the sensing module comprises: a gyroscope for sensing an angle of the two displacements; an acceleration sensor for sensing a linear acceleration and displacement time of each displacement. 
     
     
         6 . The hand-written recording device according to  claim 1 , wherein the processing module further comprises an identification sub-module for identifying the moving track as texts or patterns and taking the texts or the patterns as the storable information. 
     
     
         7 . The hand-written recording device according to  claim 1 , further comprising a storage module for storing the storable information. 
     
     
         8 . The hand-written recording device according to  claim 1 , further comprising a display module for displaying the storable information. 
     
     
         9 . The hand-written recording device according to  claim 2 , further comprising an input module for inputting instructions to the processing module. 
     
     
         10 . The hand-written recording device according to  claim 6 , wherein the input module comprises a keyboard or a touch screen. 
     
     
         11 . The hand-written recording device according to  claim 2 , wherein the processing module is further used for enabling the hand-written recording device to enter a sleep mode when it is determined that the hand-written recording device is out of the writing plane for a preset time length in a plane writing mode. 
     
     
         12 . The hand-written recording device according to  claim 1 , further comprising a transmitting module for transmitting the storable information to a designated terminal. 
     
     
         13 . A hand-written recording method, comprising:
 sensing real time location information of a hand for writing or a writing tool;   generating a moving track of the hand or the writing tool based on the real time location information and generating storable information based on the moving track.   
     
     
         14 . A hand-written recording method, the method comprises:
 determining to enter a plane recording mode or a no-plane recording mode based on an input instruction;   in the case of determining to enter the plane recording mode:   sensing first real time, location information of the hand for writing or the writing tool;   determining a writing plane based on the first real time location information;   sensing second real time location information of the hand for writing or the writing tool;   determining whether the hand or the writing tool is out of the writing plane based on the second real time location information, and pausing the recording if it is determined being out of the writing plane; recording the second real time location information so as to form a moving track and generating storable information based on the moving track, if it is determined being not out of the writing plane; and   in the case of determining to enter the no-plane recording mode:   sensing third real time location information of the hand or the writing tool,   recording the third real time location information so as to form a moving track and generating storable information based on the moving track.   
     
     
         15 . The hand-written recording method according to  claim 14 , wherein the step of sensing the first real time location information comprises sensing an angle of at least two displacements of the hand or the writing tool and a linear acceleration and displacement time of each displacement, and the step of determining the writing plane comprises:
 determining displacement vectors of the at least two displacements based on the sensed linear acceleration and the displacement time of each displacement and the angle of the at least two displacements, and determining a writing plane based on the at least two displacement vectors and calculating a reference angle between the writing plane and the horizontal plane.   
     
     
         16 . The hand-written recording method according to  claim 15 , wherein the step of sensing the second real time location information comprises sensing a real time displacement vector and a real time location of the hand or the writing tool, and the step of determining whether the hand or the writing tool is out of the writing plane comprises:
 determining that the hand or the writing tool is out of the writing plane when a difference value between the sensed angle of the real time displacement vector with the horizontal plane and the reference angle is not within a preset angle range or the sensed distance of the real time location of the hand or the writing tool to the writing plane is not within a preset distance range.